---
kind: "unit"
title: "29"
title_heading: "Labor"
key: "subtB/chXL/subchE/part4050"
level: "part"
label: "Part 4050"
heading: "Missing Participants"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/29/subtB-chXL-subchE-part4050"
sections_count: 28
---

# Part 4050 — Missing Participants

Title 29 C.F.R. — Labor › Subtitle B — Regulations Relating to Labor › Chapter XL — Pension Benefit Guaranty Corporation › Subchapter E — Plan Terminations

## Contents

- [Subpart A — Single-Employer Plans Covered by Title IV](/cfr/29/subtB-chXL-subchE-part4050-subpartA.md)
- [Subpart B — Defined Contribution Plans](/cfr/29/subtB-chXL-subchE-part4050-subpartB.md)
- [Subpart C — Certain Defined Benefit Plans Not Covered by Title IV](/cfr/29/subtB-chXL-subchE-part4050-subpartC.md)
- [Subpart D — Multiemployer Plans Covered by Title IV](/cfr/29/subtB-chXL-subchE-part4050-subpartD.md)